3707CH is a One-Piece 7' (2.1 m) Rail Assembly. This complete
rail is used to install various LiftMaster® and Chamberlain® Chain Drive
Garage Door Openers. Check the manual for specific rail kit information
before ordering to ensure compatibility.
Also known as: G3707CH, MR3707CHC, 3707PL, 3707CHC, MRE3707CH, MR3707CH, 012381137077
